Home / 12,874,528.70-19,324,234.65-7,835,680.70

Finding the Fourth Proportional to 12,874,528.70, 19,324,234.65 and 7,835,680.70

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Solution

The fourth proportional to 12,874,528.70, 19,324,234.65 and 7,835,680.70 is: 11,761,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,874,528.70 : 19,324,234.65 = 7,835,680.70 : x
  2. Step 2: Convert to fraction form
    12,874,528.70/19,324,234.65 = 7,835,680.70/x
  3. Step 3: Cross multiply
    12,874,528.70x = 19,324,234.65 × 7,835,680.70
  4. Step 4: Simplify right side
    12,874,528.70x = 151,418,532,489,276.25
  5. Step 5: Solve for x
    x = 151,418,532,489,276.25/12,874,528.70
  6. Step 6: Final answer
    x = 11,761,093.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.